@article{GDZPPN002033933,
title = {An analytic representation for selfmaps of a countably infinite set and its cycles.},
journal = {Aequationes mathematicae},
volume = {25},
year = {1982},
pages = {90-96},
zbl = {0519.39006},
url = {http://dml.mathdoc.fr/item/GDZPPN002033933}
}
Engl, H.W. An analytic representation for selfmaps of a countably infinite set and its cycles.. Aequationes mathematicae, Tome 25 (1982) pp. 90-96. http://gdmltest.u-ga.fr/item/GDZPPN002033933/